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Virology > Canine Viruses > Flashcards

Canine Viruses Flashcards

1
Q

rabies virus family

A
  • rhabdoviridae
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2
Q

diagnosis gold standard of rabies

A
  • antigen detection (DFA)
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3
Q

what is pathognomonic about rabies

A
  • Negri bodies

- not used anymore

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4
Q

clinical forms of rabies (2)

A
  • furious

- dumb or paralytic

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5
Q

canine distemper family

A
  • paramyxoviridae
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6
Q

epidemiology of canine distemper

A
  • high morbidity and mortality

- highly contagious by direct contact (shed in all excretions)

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7
Q

forms of canine distemper (5)

A
  • multisystemic
  • mild to innapparent
  • old dog encephalitis
  • hyperkeratosis
  • enamel hypoplasia
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8
Q

biphasic fever is a clinical sign of ____ that corresponds to onset of ____

A
  • canine distemper

- severe leukopenia

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9
Q

two late forms of canine distemper that is usually fatal

A
  • old dog encephalitis

- hard pad disease

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10
Q

diagnosis of canine distemper

A
  • antigen detection
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11
Q

canine hepatitis family

A
  • adenoviridae - adenovirus 1
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12
Q

3 syndromes seen in pups with canine hepatitis

A
  • preacute disease
  • acute disease
  • mild disease
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13
Q

vaccination with CAV-1 vaccine can result in

A
  • bilateral corneal edema (blue eye)
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14
Q

vaccination of canine hepatitis

A
  • use CAV-2

- provides herd immunity

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15
Q

canine parvovirus family

A
  • parvovirdae
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16
Q

3 different age-related disease syndromes of canine parvovirus

A
  • generalized neonatal
  • myocarditis syndrome
  • leukopenia/enteritis syndrome
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17
Q

pathogenesis of canine parvovirus

A
  • enters through oropharynx -> replicates in tonsils and regional lymph nodes
  • viremia occurs by day 2
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18
Q

canine parvovirus requires host cells to be in ___ phase of cell cycle

A
  • s phase

- replicating

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19
Q

diagnosis of canine parvovirus

A
  • SNAP test
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20
Q

canine coronavirus family

A
  • Coronarviridae
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21
Q

canine coronavirus clinical signs

A
  • mild gastroenteritis
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22
Q

canine coronavirus commonly occurs with what virus

A
  • canine parvovirus -> not as good of an outcome
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23
Q

vaccine for canine coronavirus

A
  • exists but isn’t used
24
Q

kennel cough is also known as

A
  • infectious canine tracheobronchitis
25
Q

kennel cough is caused by

A
  • diverse group of agents

- why you can still get infected if vaccinated

26
Q

canine influenza family

A
  • orthomyxoviridae (replicates in nucleus!)
27
Q

canine influenza peplomers

A
  • rod-shaped HA

- mushroom shaped NA

28
Q

clinical signs of canine influenza (mild and severe)

A
  • mild - kennel cough - soft moist

- severe - fever, dyspnea, pneumonia

29
Q

why is virus isolation and PCR not useful in diagnosing canine influenza

A
  • need to know what stain you are looking for and it is constantly changing
30
Q

treatment of canine influenza

A
  • symptomatic
31
Q

disinfection of canine influenza

A
  • 1:30 sodium hypochlorite, chlorhexidine, benzalkonium
32
Q

canine parainfluenza family

A
  • paramyxoviridae
33
Q

canine parainfluenza normal clinical signs

A
  • inapparent or mild respiratory disease

- can also cause CNS disease

34
Q

severe cases of canine parainfluenza clinical signs

A
  • conjunctivitis, tonsillitis, anorexia and lethargy
35
Q

virus that can infect humans and jump species

A
  • canine parainfluenza
36
Q

diagnosis of canine parainfluenza

A
  • virus isolation from nose or throat swabs if severe
37
Q

control of canine parainfluenza

A
  • vaccination
38
Q

hemorrhagic disease of pups family

A
  • herpesviridae
39
Q

canine herpes site of entry determines

A
  • clinical signs
  • nasal cavity -> respiratory disease
  • mucosal of eye -> eye disease
40
Q

canine herpes transmission

A
  • sexually

- can cross placenta and infect puppies during birth

41
Q

can canine herpes cause abortion

A
  • yes
42
Q

when canine herpes is an problem during reproduction

A
  • if infection is at time of pregnancy or right before having the litter
43
Q

canine herpes in puppies is severe because of ____ that enables the virus to spread

A
  • having a low body temperature
44
Q

clinical signs of canine herpes in puppies

A
  • crying weakness, depression
  • discharge from nose
  • soft, yellow feces
  • loss of suckling reflex
45
Q

reactivation of canine herpes can be caused by what (2)

A
  • stress

- immunosuppressive drugs (steroids)

46
Q

diagnosis of canine herpes in puppies upon necropsy

A
  • hemorrhages in kidneys, liver, lungs and GI tract
47
Q

what does serology show in respect to canine herpes

A
  • what dogs have been exposed
48
Q

canine papillomatosis family

A
  • papovaviridae
49
Q

lesions of canine papillomatosis

A
  • in cutaneous and mucous membranes

- look dry (cauliflower like)

50
Q

clinical signs of young animals with canine papillomatosis

A
  • oral
  • ocular
  • genital
51
Q

clinical signs of all ages with canine papillomatosis

A
  • cutaneous
52
Q

treatment of canine papillomatosis

A
  • no treatment

- usually regresses in months but can take up to 2 years

53
Q

diagnosis of canine papillomatosis

A
  • immunohistochemistry can idnetify virus within lesion
54
Q

control of canine papillomatosis

A
  • separate affected animals in groups settings
55
Q

best way to control canine herpes

A
  • keep negatives away from positives

Virology (8 decks)

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